According to the U.S. Census Bureau, the county has a total area of, of which is land and is water. It is the fifth-smallest county in Kentucky by land area and fourth-smallest by total area. The county's western border with Indiana is formed by the Ohio River.
and KU's newest power plant, the Trimble County Generating Station, provides power to about 1 million Kentucky residents. and is located on 2,200 acres situated along the Ohio River, 50 miles northeast of Louisville. It has been recognized as one of the most environmentally friendlycoal fired plants in the country. Controversy with the plant include, the desire of the plant to dump its coal ash on its site. The EPA has said the plant should consider shipping the waste to Gallatin County, Kentucky to be placed in an underground limestone mine that already holds a permit to accept coal combustion waste.
Demographics
According to the census of 2010, there were 8,809 people and 3,512 households from 2009 to 2013. The population density was. There were 3,437 housing units at an average density of. The racial makeup of the county was 96.2% White, 1.5% Black or African American, 0.6% Native American, 0.5% Asian, 0.68% from other races, and 1.1% from two or more races. 3.5% of the population were Hispanic or Latino. There were 3,137 households out of which 35.40% had children under the age of 18 living with them, 60.60% were married couplesliving together, 8.50% had a female householder with no husband present, and 26.80% were non-families. 22.00% of all households were made up of individuals and 9.10% had someone living alone who was 65 years of age or older. The average household size was 2.57 and the average family size was 3.00. In the county, the population was spread out with 26.40% under the age of 18, 7.70% from 18 to 24, 30.90% from 25 to 44, 23.60% from 45 to 64, and 11.40% who were 65 years of age or older. The median age was 36 years. For every 100 females, there were 96.80 males. For every 100 females age 18 and over, there were 94.80 males. The median income for a household in the county was $36,192, and the median income for a family was $41,925. Males had a median income of $30,500 versus $21,656 for females. The per capita income for the county was $16,354. About 10.00% of families and 13.60% of the population were below the poverty line, including 14.70% of those under age 18 and 16.80% of those age 65 or over.
